Base | Representation |
---|---|
bin | 10000111100101… |
… | …10110001000011 |
3 | 100220112020211211 |
4 | 20132112301003 |
5 | 242344102144 |
6 | 22035150551 |
7 | 3344320150 |
oct | 1036266103 |
9 | 326466754 |
10 | 142175299 |
11 | 73288452 |
12 | 3b745457 |
13 | 235bc4c6 |
14 | 14c4d227 |
15 | c736034 |
hex | 8796c43 |
142175299 has 16 divisors (see below), whose sum is σ = 165597696. Its totient is φ = 119548800.
The previous prime is 142175281. The next prime is 142175303. The reversal of 142175299 is 992571241.
It is a happy number.
It is not a de Polignac number, because 142175299 - 27 = 142175171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142175219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119184 + ... + 120370.
It is an arithmetic number, because the mean of its divisors is an integer number (10349856).
Almost surely, 2142175299 is an apocalyptic number.
142175299 is a deficient number, since it is larger than the sum of its proper divisors (23422397).
142175299 is a wasteful number, since it uses less digits than its factorization.
142175299 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1506.
The product of its digits is 45360, while the sum is 40.
The square root of 142175299 is about 11923.7284018045. The cubic root of 142175299 is about 521.9249401526.
The spelling of 142175299 in words is "one hundred forty-two million, one hundred seventy-five thousand, two hundred ninety-nine".
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